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1.
Abreviation for "in more ways than one". Usually used in some form of a sexual joke/innuendo. Kinda like "if you know what I mean" but not the same definition
1)Dude1: Man, I banged on that drum all night yesterday!
Dude2: IMWTO!

2)Dude1: "So, I was walking, then I banged into her-"
Dude2: "IMWTO!"
by angeldevil33 April 10, 2009